- #1
1+1=1
- 93
- 0
if a number is a cube and a square the only forms will be 9k or 9k+1. any suggestions as to how to vaidate this?? would the 8 cases work? from 9k to 9k+8? what does everyone else think?
yet another...
10 divides z if and only if (10,z) does not = 1.
yet another...
10 divides z if and only if (10,z) does not = 1.